Re: [patch V3 13/33] x86/apic/vector: Provide MSI parent domain

From: Jason Gunthorpe
Date: Wed Jan 04 2023 - 07:34:45 EST

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On Fri, Nov 25, 2022 at 12:26:05AM +0100, Thomas Gleixner wrote:
> Enable MSI parent domain support in the x86 vector domain and fixup the
> checks in the iommu implementations to check whether device::msi::domain is
> the default MSI parent domain. That keeps the existing logic to protect
> e.g. devices behind VMD working.
>
> The interrupt remap PCI/MSI code still works because the underlying vector
> domain still provides the same functionality.
>
> None of the other x86 PCI/MSI, e.g. XEN and HyperV, implementations are
> affected either. They still work the same way both at the low level and the
> PCI/MSI implementations they provide.
>
> Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
> ---
> V2: Fix kernel doc (robot)
> ---
> arch/x86/include/asm/msi.h | 6 +
> arch/x86/include/asm/pci.h | 1
> arch/x86/kernel/apic/msi.c | 176 ++++++++++++++++++++++++++----------
> drivers/iommu/amd/iommu.c | 2
> drivers/iommu/intel/irq_remapping.c | 2
> 5 files changed, 138 insertions(+), 49 deletions(-)

Our test team has discovered some kmem leak complaints on rc1 and
bisected it to this patch.

I don't see an obvious way that fwnode gets destroyed here. So maybe
it should be like this?

diff --git a/kernel/irq/msi.c b/kernel/irq/msi.c
index 955267bbc2be63..cbbcb7fd2bd00d 100644
--- a/kernel/irq/msi.c
+++ b/kernel/irq/msi.c
@@ -1000,7 +1000,7 @@ bool msi_create_device_irq_domain(struct device *dev, unsigned int domid,
fail:
msi_unlock_descs(dev);
free_fwnode:
- kfree(fwnode);
+ irq_domain_free_fwnode(fwnode); // ???
free_bundle:
kfree(bundle);
return false;
@@ -1013,6 +1013,7 @@ bool msi_create_device_irq_domain(struct device *dev, unsigned int domid,
*/
void msi_remove_device_irq_domain(struct device *dev, unsigned int domid)
{
+ struct fwnode_handle *fwnode = NULL;
struct msi_domain_info *info;
struct irq_domain *domain;

@@ -1025,7 +1026,10 @@ void msi_remove_device_irq_domain(struct device *dev, unsigned int domid)

dev->msi.data->__domains[domid].domain = NULL;
info = domain->host_data;
+ if (domain->flags & IRQ_DOMAIN_FLAG_MSI_DEVICE)
+ fwnode = domain->fwnode;
irq_domain_remove(domain);
+ irq_domain_free_fwnode(fwnode);
kfree(container_of(info, struct msi_domain_template, info));

unlock:

Thanks,
Jason

kmemleak trace
unreferenced object 0xffff888120ba9a00 (size 96):
comm "systemd-modules", pid 221, jiffies 4294893411 (age 635.732s)
hex dump (first 32 bytes):
00 00 00 00 00 00 00 00 e0 19 8b 83 ff ff ff ff ................
00 00 00 00 00 00 00 00 18 9a ba 20 81 88 ff ff ........... ....
backtrace:
[<00000000bcb7f3b1>] kmalloc_trace+0x27/0x110
[<000000008cdbc98d>] __irq_domain_alloc_fwnode+0x51/0x2b0
[<00000000c57acf9d>] msi_create_device_irq_domain+0x283/0x670
[<000000009b567982>] __pci_enable_msix_range+0x49e/0xdb0
[<0000000077cc1445>] pci_alloc_irq_vectors_affinity+0x11f/0x1c0
[<00000000532e9ef5>] mlx5_irq_table_create+0x24c/0x940 [mlx5_core]
[<00000000fabd2b80>] mlx5_load+0x1fa/0x680 [mlx5_core]
[<000000006bb22ae4>] mlx5_init_one+0x485/0x670 [mlx5_core]
[<00000000eaa5e1ad>] probe_one+0x4c2/0x720 [mlx5_core]
[<00000000df8efb43>] local_pci_probe+0xd6/0x170
[<0000000085cb9924>] pci_device_probe+0x231/0x6e0
[<000000002671d86e>] really_probe+0x1cf/0xaa0
[<000000002aeba218>] __driver_probe_device+0x18f/0x470
[<000000002aec9527>] driver_probe_device+0x49/0x120
[<000000005f45a989>] __driver_attach+0x1ff/0x4a0
[<0000000000dcaab2>] bus_for_each_dev+0x11e/0x1a0
unreferenced object 0xffff888120baa800 (size 32):
comm "systemd-modules", pid 221, jiffies 4294893411 (age 635.732s)
hex dump (first 32 bytes):
50 43 49 2d 4d 53 49 58 2d 30 30 30 30 3a 30 38 PCI-MSIX-0000:08
3a 30 30 2e 30 00 ff ff 00 00 00 00 00 00 00 00 :00.0...........
backtrace:
[<00000000bef783eb>] __kmalloc_node_track_caller+0x4c/0x1b0
[<00000000f16b54a8>] kvasprintf+0xb0/0x130
[<0000000078634624>] kasprintf+0xa6/0xd0
[<00000000f17eea1c>] __irq_domain_alloc_fwnode+0x1ce/0x2b0
[<00000000c57acf9d>] msi_create_device_irq_domain+0x283/0x670
[<000000009b567982>] __pci_enable_msix_range+0x49e/0xdb0
[<0000000077cc1445>] pci_alloc_irq_vectors_affinity+0x11f/0x1c0
[<00000000532e9ef5>] mlx5_irq_table_create+0x24c/0x940 [mlx5_core]
[<00000000fabd2b80>] mlx5_load+0x1fa/0x680 [mlx5_core]
[<000000006bb22ae4>] mlx5_init_one+0x485/0x670 [mlx5_core]
[<00000000eaa5e1ad>] probe_one+0x4c2/0x720 [mlx5_core]
[<00000000df8efb43>] local_pci_probe+0xd6/0x170
[<0000000085cb9924>] pci_device_probe+0x231/0x6e0
[<000000002671d86e>] really_probe+0x1cf/0xaa0
[<000000002aeba218>] __driver_probe_device+0x18f/0x470
[<000000002aec9527>] driver_probe_device+0x49/0x120
unreferenced object 0xffff88812bc8ca80 (size 96):
comm "systemd-modules", pid 221, jiffies 4294893596 (age 634.996s)
hex dump (first 32 bytes):
00 00 00 00 00 00 00 00 e0 19 8b 83 ff ff ff ff ................
00 00 00 00 00 00 00 00 98 ca c8 2b 81 88 ff ff ...........+....
backtrace:
[<00000000bcb7f3b1>] kmalloc_trace+0x27/0x110
[<000000008cdbc98d>] __irq_domain_alloc_fwnode+0x51/0x2b0
[<00000000c57acf9d>] msi_create_device_irq_domain+0x283/0x670
[<000000009b567982>] __pci_enable_msix_range+0x49e/0xdb0
[<0000000077cc1445>] pci_alloc_irq_vectors_affinity+0x11f/0x1c0
[<00000000532e9ef5>] mlx5_irq_table_create+0x24c/0x940 [mlx5_core]
[<00000000fabd2b80>] mlx5_load+0x1fa/0x680 [mlx5_core]
[<000000006bb22ae4>] mlx5_init_one+0x485/0x670 [mlx5_core]
[<00000000eaa5e1ad>] probe_one+0x4c2/0x720 [mlx5_core]
[<00000000df8efb43>] local_pci_probe+0xd6/0x170
[<0000000085cb9924>] pci_device_probe+0x231/0x6e0
[<000000002671d86e>] really_probe+0x1cf/0xaa0
[<000000002aeba218>] __driver_probe_device+0x18f/0x470
[<000000002aec9527>] driver_probe_device+0x49/0x120
[<000000005f45a989>] __driver_attach+0x1ff/0x4a0
[<0000000000dcaab2>] bus_for_each_dev+0x11e/0x1a0
unreferenced object 0xffff88812bc8dcc0 (size 32):
comm "systemd-modules", pid 221, jiffies 4294893596 (age 635.000s)
hex dump (first 32 bytes):
50 43 49 2d 4d 53 49 58 2d 30 30 30 30 3a 30 38 PCI-MSIX-0000:08
3a 30 30 2e 31 00 ff ff 82 97 0b 00 00 00 00 00 :00.1...........
backtrace:
[<00000000bef783eb>] __kmalloc_node_track_caller+0x4c/0x1b0
[<00000000f16b54a8>] kvasprintf+0xb0/0x130
[<0000000078634624>] kasprintf+0xa6/0xd0
[<00000000f17eea1c>] __irq_domain_alloc_fwnode+0x1ce/0x2b0
[<00000000c57acf9d>] msi_create_device_irq_domain+0x283/0x670
[<000000009b567982>] __pci_enable_msix_range+0x49e/0xdb0
[<0000000077cc1445>] pci_alloc_irq_vectors_affinity+0x11f/0x1c0
[<00000000532e9ef5>] mlx5_irq_table_create+0x24c/0x940 [mlx5_core]
[<00000000fabd2b80>] mlx5_load+0x1fa/0x680 [mlx5_core]
[<000000006bb22ae4>] mlx5_init_one+0x485/0x670 [mlx5_core]
[<00000000eaa5e1ad>] probe_one+0x4c2/0x720 [mlx5_core]
[<00000000df8efb43>] local_pci_probe+0xd6/0x170
[<0000000085cb9924>] pci_device_probe+0x231/0x6e0
[<000000002671d86e>] really_probe+0x1cf/0xaa0
[<000000002aeba218>] __driver_probe_device+0x18f/0x470
[<000000002aec9527>] driver_probe_device+0x49/0x120
unreferenced object 0xffff888108177580 (size 96):
comm "sh", pid 9721, jiffies 4294943281 (age 436.568s)
hex dump (first 32 bytes):
00 00 00 00 00 00 00 00 e0 19 8b 83 ff ff ff ff ................
00 00 00 00 00 00 00 00 98 75 17 08 81 88 ff ff .........u......
backtrace:
[<00000000bcb7f3b1>] kmalloc_trace+0x27/0x110
[<000000008cdbc98d>] __irq_domain_alloc_fwnode+0x51/0x2b0
[<00000000c57acf9d>] msi_create_device_irq_domain+0x283/0x670
[<000000009b567982>] __pci_enable_msix_range+0x49e/0xdb0
[<0000000077cc1445>] pci_alloc_irq_vectors_affinity+0x11f/0x1c0
[<00000000532e9ef5>] mlx5_irq_table_create+0x24c/0x940 [mlx5_core]
[<00000000fabd2b80>] mlx5_load+0x1fa/0x680 [mlx5_core]
[<000000006bb22ae4>] mlx5_init_one+0x485/0x670 [mlx5_core]
[<00000000eaa5e1ad>] probe_one+0x4c2/0x720 [mlx5_core]
[<00000000df8efb43>] local_pci_probe+0xd6/0x170
[<0000000085cb9924>] pci_device_probe+0x231/0x6e0
[<000000002671d86e>] really_probe+0x1cf/0xaa0
[<000000002aeba218>] __driver_probe_device+0x18f/0x470
[<000000002aec9527>] driver_probe_device+0x49/0x120
[<000000004aebbb6e>] __device_attach_driver+0x157/0x280
[<00000000c3894808>] bus_for_each_drv+0x123/0x1a0
unreferenced object 0xffff8881525f1680 (size 32):
comm "sh", pid 9721, jiffies 4294943281 (age 436.568s)
hex dump (first 32 bytes):
50 43 49 2d 4d 53 49 58 2d 30 30 30 30 3a 30 38 PCI-MSIX-0000:08
3a 30 30 2e 32 00 ff ff 00 00 00 00 00 00 00 00 :00.2...........
backtrace:
[<00000000bef783eb>] __kmalloc_node_track_caller+0x4c/0x1b0
[<00000000f16b54a8>] kvasprintf+0xb0/0x130
[<0000000078634624>] kasprintf+0xa6/0xd0
[<00000000f17eea1c>] __irq_domain_alloc_fwnode+0x1ce/0x2b0
[<00000000c57acf9d>] msi_create_device_irq_domain+0x283/0x670
[<000000009b567982>] __pci_enable_msix_range+0x49e/0xdb0
[<0000000077cc1445>] pci_alloc_irq_vectors_affinity+0x11f/0x1c0
[<00000000532e9ef5>] mlx5_irq_table_create+0x24c/0x940 [mlx5_core]
[<00000000fabd2b80>] mlx5_load+0x1fa/0x680 [mlx5_core]
[<000000006bb22ae4>] mlx5_init_one+0x485/0x670 [mlx5_core]
[<00000000eaa5e1ad>] probe_one+0x4c2/0x720 [mlx5_core]
[<00000000df8efb43>] local_pci_probe+0xd6/0x170
[<0000000085cb9924>] pci_device_probe+0x231/0x6e0
[<000000002671d86e>] really_probe+0x1cf/0xaa0
[<000000002aeba218>] __driver_probe_device+0x18f/0x470
[<000000002aec9527>] driver_probe_device+0x49/0x120
unreferenced object 0xffff888155ac9f00 (size 96):
comm "sh", pid 9721, jiffies 4294943493 (age 435.768s)
hex dump (first 32 bytes):
00 00 00 00 00 00 00 00 e0 19 8b 83 ff ff ff ff ................
00 00 00 00 00 00 00 00 18 9f ac 55 81 88 ff ff ...........U....
backtrace:
[<00000000bcb7f3b1>] kmalloc_trace+0x27/0x110
[<000000008cdbc98d>] __irq_domain_alloc_fwnode+0x51/0x2b0
[<00000000c57acf9d>] msi_create_device_irq_domain+0x283/0x670
[<000000009b567982>] __pci_enable_msix_range+0x49e/0xdb0
[<0000000077cc1445>] pci_alloc_irq_vectors_affinity+0x11f/0x1c0
[<00000000532e9ef5>] mlx5_irq_table_create+0x24c/0x940 [mlx5_core]
[<00000000fabd2b80>] mlx5_load+0x1fa/0x680 [mlx5_core]
[<000000006bb22ae4>] mlx5_init_one+0x485/0x670 [mlx5_core]
[<00000000eaa5e1ad>] probe_one+0x4c2/0x720 [mlx5_core]
[<00000000df8efb43>] local_pci_probe+0xd6/0x170
[<0000000085cb9924>] pci_device_probe+0x231/0x6e0
[<000000002671d86e>] really_probe+0x1cf/0xaa0
[<000000002aeba218>] __driver_probe_device+0x18f/0x470
[<000000002aec9527>] driver_probe_device+0x49/0x120
[<000000004aebbb6e>] __device_attach_driver+0x157/0x280
[<00000000c3894808>] bus_for_each_drv+0x123/0x1a0
unreferenced object 0xffff88816b4dfd40 (size 32):
comm "sh", pid 9721, jiffies 4294943493 (age 435.808s)
hex dump (first 32 bytes):
50 43 49 2d 4d 53 49 58 2d 30 30 30 30 3a 30 38 PCI-MSIX-0000:08
3a 30 30 2e 33 00 ff ff 00 00 00 00 00 00 00 00 :00.3...........
backtrace:
[<00000000bef783eb>] __kmalloc_node_track_caller+0x4c/0x1b0
[<00000000f16b54a8>] kvasprintf+0xb0/0x130
[<0000000078634624>] kasprintf+0xa6/0xd0
[<00000000f17eea1c>] __irq_domain_alloc_fwnode+0x1ce/0x2b0
[<00000000c57acf9d>] msi_create_device_irq_domain+0x283/0x670
[<000000009b567982>] __pci_enable_msix_range+0x49e/0xdb0
[<0000000077cc1445>] pci_alloc_irq_vectors_affinity+0x11f/0x1c0
[<00000000532e9ef5>] mlx5_irq_table_create+0x24c/0x940 [mlx5_core]
[<00000000fabd2b80>] mlx5_load+0x1fa/0x680 [mlx5_core]
[<000000006bb22ae4>] mlx5_init_one+0x485/0x670 [mlx5_core]
[<00000000eaa5e1ad>] probe_one+0x4c2/0x720 [mlx5_core]
[<00000000df8efb43>] local_pci_probe+0xd6/0x170
[<0000000085cb9924>] pci_device_probe+0x231/0x6e0
[<000000002671d86e>] really_probe+0x1cf/0xaa0
[<000000002aeba218>] __driver_probe_device+0x18f/0x470
[<000000002aec9527>] driver_probe_device+0x49/0x120
unreferenced object 0xffff88812e17e380 (size 96):
comm "sh", pid 9828, jiffies 4294944405 (age 432.160s)
hex dump (first 32 bytes):
00 00 00 00 00 00 00 00 e0 19 8b 83 ff ff ff ff ................
00 00 00 00 00 00 00 00 98 e3 17 2e 81 88 ff ff ................
backtrace:
[<00000000bcb7f3b1>] kmalloc_trace+0x27/0x110
[<000000008cdbc98d>] __irq_domain_alloc_fwnode+0x51/0x2b0
[<00000000c57acf9d>] msi_create_device_irq_domain+0x283/0x670
[<000000009b567982>] __pci_enable_msix_range+0x49e/0xdb0
[<0000000077cc1445>] pci_alloc_irq_vectors_affinity+0x11f/0x1c0
[<00000000532e9ef5>] mlx5_irq_table_create+0x24c/0x940 [mlx5_core]
[<00000000fabd2b80>] mlx5_load+0x1fa/0x680 [mlx5_core]
[<000000006bb22ae4>] mlx5_init_one+0x485/0x670 [mlx5_core]
[<00000000eaa5e1ad>] probe_one+0x4c2/0x720 [mlx5_core]
[<00000000df8efb43>] local_pci_probe+0xd6/0x170
[<0000000085cb9924>] pci_device_probe+0x231/0x6e0
[<000000002671d86e>] really_probe+0x1cf/0xaa0
[<000000002aeba218>] __driver_probe_device+0x18f/0x470
[<000000002aec9527>] driver_probe_device+0x49/0x120
[<000000004aebbb6e>] __device_attach_driver+0x157/0x280
[<00000000c3894808>] bus_for_each_drv+0x123/0x1a0
unreferenced object 0xffff8881557a9bc0 (size 32):
comm "sh", pid 9828, jiffies 4294944405 (age 432.160s)
hex dump (first 32 bytes):
50 43 49 2d 4d 53 49 58 2d 30 30 30 30 3a 30 38 PCI-MSIX-0000:08
3a 30 30 2e 36 00 ff ff 00 00 00 00 00 00 00 00 :00.6...........
backtrace:
[<00000000bef783eb>] __kmalloc_node_track_caller+0x4c/0x1b0
[<00000000f16b54a8>] kvasprintf+0xb0/0x130
[<0000000078634624>] kasprintf+0xa6/0xd0
[<00000000f17eea1c>] __irq_domain_alloc_fwnode+0x1ce/0x2b0
[<00000000c57acf9d>] msi_create_device_irq_domain+0x283/0x670
[<000000009b567982>] __pci_enable_msix_range+0x49e/0xdb0
[<0000000077cc1445>] pci_alloc_irq_vectors_affinity+0x11f/0x1c0
[<00000000532e9ef5>] mlx5_irq_table_create+0x24c/0x940 [mlx5_core]
[<00000000fabd2b80>] mlx5_load+0x1fa/0x680 [mlx5_core]
[<000000006bb22ae4>] mlx5_init_one+0x485/0x670 [mlx5_core]
[<00000000eaa5e1ad>] probe_one+0x4c2/0x720 [mlx5_core]
[<00000000df8efb43>] local_pci_probe+0xd6/0x170
[<0000000085cb9924>] pci_device_probe+0x231/0x6e0
[<000000002671d86e>] really_probe+0x1cf/0xaa0
[<000000002aeba218>] __driver_probe_device+0x18f/0x470
[<000000002aec9527>] driver_probe_device+0x49/0x120
unreferenced object 0xffff88813f624380 (size 96):
comm "sh", pid 9828, jiffies 4294944654 (age 431.208s)
hex dump (first 32 bytes):
00 00 00 00 00 00 00 00 e0 19 8b 83 ff ff ff ff ................
00 00 00 00 00 00 00 00 98 43 62 3f 81 88 ff ff .........Cb?....
backtrace:
[<00000000bcb7f3b1>] kmalloc_trace+0x27/0x110
[<000000008cdbc98d>] __irq_domain_alloc_fwnode+0x51/0x2b0
[<00000000c57acf9d>] msi_create_device_irq_domain+0x283/0x670
[<000000009b567982>] __pci_enable_msix_range+0x49e/0xdb0
[<0000000077cc1445>] pci_alloc_irq_vectors_affinity+0x11f/0x1c0
[<00000000532e9ef5>] mlx5_irq_table_create+0x24c/0x940 [mlx5_core]
[<00000000fabd2b80>] mlx5_load+0x1fa/0x680 [mlx5_core]
[<000000006bb22ae4>] mlx5_init_one+0x485/0x670 [mlx5_core]
[<00000000eaa5e1ad>] probe_one+0x4c2/0x720 [mlx5_core]
[<00000000df8efb43>] local_pci_probe+0xd6/0x170
[<0000000085cb9924>] pci_device_probe+0x231/0x6e0
[<000000002671d86e>] really_probe+0x1cf/0xaa0
[<000000002aeba218>] __driver_probe_device+0x18f/0x470
[<000000002aec9527>] driver_probe_device+0x49/0x120
[<000000004aebbb6e>] __device_attach_driver+0x157/0x280
[<00000000c3894808>] bus_for_each_drv+0x123/0x1a0
unreferenced object 0xffff88813a95c440 (size 32):
comm "sh", pid 9828, jiffies 4294944654 (age 431.208s)
hex dump (first 32 bytes):
50 43 49 2d 4d 53 49 58 2d 30 30 30 30 3a 30 38 PCI-MSIX-0000:08
3a 30 30 2e 37 00 ff ff 2f 5f 5f 70 79 63 61 63 :00.7.../__pycac
backtrace:
[<00000000bef783eb>] __kmalloc_node_track_caller+0x4c/0x1b0
[<00000000f16b54a8>] kvasprintf+0xb0/0x130
[<0000000078634624>] kasprintf+0xa6/0xd0
[<00000000f17eea1c>] __irq_domain_alloc_fwnode+0x1ce/0x2b0
[<00000000c57acf9d>] msi_create_device_irq_domain+0x283/0x670
[<000000009b567982>] __pci_enable_msix_range+0x49e/0xdb0
[<0000000077cc1445>] pci_alloc_irq_vectors_affinity+0x11f/0x1c0
[<00000000532e9ef5>] mlx5_irq_table_create+0x24c/0x940 [mlx5_core]
[<00000000fabd2b80>] mlx5_load+0x1fa/0x680 [mlx5_core]
[<000000006bb22ae4>] mlx5_init_one+0x485/0x670 [mlx5_core]
[<00000000eaa5e1ad>] probe_one+0x4c2/0x720 [mlx5_core]
[<00000000df8efb43>] local_pci_probe+0xd6/0x170
[<0000000085cb9924>] pci_device_probe+0x231/0x6e0
[<000000002671d86e>] really_probe+0x1cf/0xaa0
[<000000002aeba218>] __driver_probe_device+0x18f/0x470
[<000000002aec9527>] driver_probe_device+0x49/0x120
unreferenced object 0xffff88813aa3b880 (size 96):
comm "sh", pid 10020, jiffies 4294950696 (age 407.044s)
hex dump (first 32 bytes):
00 00 00 00 00 00 00 00 e0 19 8b 83 ff ff ff ff ................
00 00 00 00 00 00 00 00 98 b8 a3 3a 81 88 ff ff ...........:....
backtrace:
[<00000000bcb7f3b1>] kmalloc_trace+0x27/0x110
[<000000008cdbc98d>] __irq_domain_alloc_fwnode+0x51/0x2b0
[<00000000c57acf9d>] msi_create_device_irq_domain+0x283/0x670
[<000000009b567982>] __pci_enable_msix_range+0x49e/0xdb0
[<0000000077cc1445>] pci_alloc_irq_vectors_affinity+0x11f/0x1c0
[<00000000532e9ef5>] mlx5_irq_table_create+0x24c/0x940 [mlx5_core]
[<00000000fabd2b80>] mlx5_load+0x1fa/0x680 [mlx5_core]
[<000000006bb22ae4>] mlx5_init_one+0x485/0x670 [mlx5_core]
[<00000000eaa5e1ad>] probe_one+0x4c2/0x720 [mlx5_core]
[<00000000df8efb43>] local_pci_probe+0xd6/0x170
[<0000000085cb9924>] pci_device_probe+0x231/0x6e0
[<000000002671d86e>] really_probe+0x1cf/0xaa0
[<000000002aeba218>] __driver_probe_device+0x18f/0x470
[<000000000d688957>] device_driver_attach+0xae/0x1b0
[<00000000003e203b>] bind_store+0x150/0x1f0
[<000000003b2d7ae5>] kernfs_fop_write_iter+0x348/0x520
unreferenced object 0xffff888142df4b80 (size 32):
comm "sh", pid 10020, jiffies 4294950696 (age 407.088s)
hex dump (first 32 bytes):
50 43 49 2d 4d 53 49 58 2d 30 30 30 30 3a 30 38 PCI-MSIX-0000:08
3a 30 30 2e 32 00 ff ff 00 b0 f4 60 01 00 00 00 :00.2......`....
backtrace:
[<00000000bef783eb>] __kmalloc_node_track_caller+0x4c/0x1b0
[<00000000f16b54a8>] kvasprintf+0xb0/0x130
[<0000000078634624>] kasprintf+0xa6/0xd0
[<00000000f17eea1c>] __irq_domain_alloc_fwnode+0x1ce/0x2b0
[<00000000c57acf9d>] msi_create_device_irq_domain+0x283/0x670
[<000000009b567982>] __pci_enable_msix_range+0x49e/0xdb0
[<0000000077cc1445>] pci_alloc_irq_vectors_affinity+0x11f/0x1c0
[<00000000532e9ef5>] mlx5_irq_table_create+0x24c/0x940 [mlx5_core]
[<00000000fabd2b80>] mlx5_load+0x1fa/0x680 [mlx5_core]
[<000000006bb22ae4>] mlx5_init_one+0x485/0x670 [mlx5_core]
[<00000000eaa5e1ad>] probe_one+0x4c2/0x720 [mlx5_core]
[<00000000df8efb43>] local_pci_probe+0xd6/0x170
[<0000000085cb9924>] pci_device_probe+0x231/0x6e0
[<000000002671d86e>] really_probe+0x1cf/0xaa0
[<000000002aeba218>] __driver_probe_device+0x18f/0x470
[<000000000d688957>] device_driver_attach+0xae/0x1b0
unreferenced object 0xffff88816cd32780 (size 96):
comm "sh", pid 10050, jiffies 4294950903 (age 406.300s)
hex dump (first 32 bytes):
00 00 00 00 00 00 00 00 e0 19 8b 83 ff ff ff ff ................
00 00 00 00 00 00 00 00 98 27 d3 6c 81 88 ff ff .........'.l....
backtrace:
[<00000000bcb7f3b1>] kmalloc_trace+0x27/0x110
[<000000008cdbc98d>] __irq_domain_alloc_fwnode+0x51/0x2b0
[<00000000c57acf9d>] msi_create_device_irq_domain+0x283/0x670
[<000000009b567982>] __pci_enable_msix_range+0x49e/0xdb0
[<0000000077cc1445>] pci_alloc_irq_vectors_affinity+0x11f/0x1c0
[<00000000532e9ef5>] mlx5_irq_table_create+0x24c/0x940 [mlx5_core]
[<00000000fabd2b80>] mlx5_load+0x1fa/0x680 [mlx5_core]
[<000000006bb22ae4>] mlx5_init_one+0x485/0x670 [mlx5_core]
[<00000000eaa5e1ad>] probe_one+0x4c2/0x720 [mlx5_core]
[<00000000df8efb43>] local_pci_probe+0xd6/0x170
[<0000000085cb9924>] pci_device_probe+0x231/0x6e0
[<000000002671d86e>] really_probe+0x1cf/0xaa0
[<000000002aeba218>] __driver_probe_device+0x18f/0x470
[<000000000d688957>] device_driver_attach+0xae/0x1b0
[<00000000003e203b>] bind_store+0x150/0x1f0
[<000000003b2d7ae5>] kernfs_fop_write_iter+0x348/0x520
unreferenced object 0xffff88816b1df980 (size 32):
comm "sh", pid 10050, jiffies 4294950903 (age 406.300s)
hex dump (first 32 bytes):
50 43 49 2d 4d 53 49 58 2d 30 30 30 30 3a 30 38 PCI-MSIX-0000:08
3a 30 30 2e 33 00 ff ff 00 00 00 00 00 00 00 00 :00.3...........
backtrace:
[<00000000bef783eb>] __kmalloc_node_track_caller+0x4c/0x1b0
[<00000000f16b54a8>] kvasprintf+0xb0/0x130
[<0000000078634624>] kasprintf+0xa6/0xd0
[<00000000f17eea1c>] __irq_domain_alloc_fwnode+0x1ce/0x2b0
[<00000000c57acf9d>] msi_create_device_irq_domain+0x283/0x670
[<000000009b567982>] __pci_enable_msix_range+0x49e/0xdb0
[<0000000077cc1445>] pci_alloc_irq_vectors_affinity+0x11f/0x1c0
[<00000000532e9ef5>] mlx5_irq_table_create+0x24c/0x940 [mlx5_core]
[<00000000fabd2b80>] mlx5_load+0x1fa/0x680 [mlx5_core]
[<000000006bb22ae4>] mlx5_init_one+0x485/0x670 [mlx5_core]
[<00000000eaa5e1ad>] probe_one+0x4c2/0x720 [mlx5_core]
[<00000000df8efb43>] local_pci_probe+0xd6/0x170
[<0000000085cb9924>] pci_device_probe+0x231/0x6e0
[<000000002671d86e>] really_probe+0x1cf/0xaa0
[<000000002aeba218>] __driver_probe_device+0x18f/0x470
[<000000000d688957>] device_driver_attach+0xae/0x1b0
unreferenced object 0xffff8881620cd580 (size 96):
comm "test-ovn-2-swit", pid 10619, jiffies 4294958587 (age 375.592s)
hex dump (first 32 bytes):
00 00 00 00 00 00 00 00 e0 19 8b 83 ff ff ff ff ................
00 00 00 00 00 00 00 00 98 d5 0c 62 81 88 ff ff ...........b....
backtrace:
[<00000000bcb7f3b1>] kmalloc_trace+0x27/0x110
[<000000008cdbc98d>] __irq_domain_alloc_fwnode+0x51/0x2b0
[<00000000c57acf9d>] msi_create_device_irq_domain+0x283/0x670
[<000000009b567982>] __pci_enable_msix_range+0x49e/0xdb0
[<0000000077cc1445>] pci_alloc_irq_vectors_affinity+0x11f/0x1c0
[<00000000532e9ef5>] mlx5_irq_table_create+0x24c/0x940 [mlx5_core]
[<00000000fabd2b80>] mlx5_load+0x1fa/0x680 [mlx5_core]
[<000000006bb22ae4>] mlx5_init_one+0x485/0x670 [mlx5_core]
[<00000000eaa5e1ad>] probe_one+0x4c2/0x720 [mlx5_core]
[<00000000df8efb43>] local_pci_probe+0xd6/0x170
[<0000000085cb9924>] pci_device_probe+0x231/0x6e0
[<000000002671d86e>] really_probe+0x1cf/0xaa0
[<000000002aeba218>] __driver_probe_device+0x18f/0x470
[<000000000d688957>] device_driver_attach+0xae/0x1b0
[<00000000003e203b>] bind_store+0x150/0x1f0
[<000000003b2d7ae5>] kernfs_fop_write_iter+0x348/0x520
unreferenced object 0xffff88815cd13700 (size 32):
comm "test-ovn-2-swit", pid 10619, jiffies 4294958587 (age 375.636s)
hex dump (first 32 bytes):
50 43 49 2d 4d 53 49 58 2d 30 30 30 30 3a 30 38 PCI-MSIX-0000:08
3a 30 30 2e 32 00 ff ff 80 55 5a 07 00 ea ff ff :00.2....UZ.....
backtrace:
[<00000000bef783eb>] __kmalloc_node_track_caller+0x4c/0x1b0
[<00000000f16b54a8>] kvasprintf+0xb0/0x130
[<0000000078634624>] kasprintf+0xa6/0xd0
[<00000000f17eea1c>] __irq_domain_alloc_fwnode+0x1ce/0x2b0
[<00000000c57acf9d>] msi_create_device_irq_domain+0x283/0x670
[<000000009b567982>] __pci_enable_msix_range+0x49e/0xdb0
[<0000000077cc1445>] pci_alloc_irq_vectors_affinity+0x11f/0x1c0
[<00000000532e9ef5>] mlx5_irq_table_create+0x24c/0x940 [mlx5_core]
[<00000000fabd2b80>] mlx5_load+0x1fa/0x680 [mlx5_core]
[<000000006bb22ae4>] mlx5_init_one+0x485/0x670 [mlx5_core]
[<00000000eaa5e1ad>] probe_one+0x4c2/0x720 [mlx5_core]
[<00000000df8efb43>] local_pci_probe+0xd6/0x170
[<0000000085cb9924>] pci_device_probe+0x231/0x6e0
[<000000002671d86e>] really_probe+0x1cf/0xaa0
[<000000002aeba218>] __driver_probe_device+0x18f/0x470
[<000000000d688957>] device_driver_attach+0xae/0x1b0
unreferenced object 0xffff88816c302400 (size 96):
comm "test-ovn-2-swit", pid 10619, jiffies 4294958796 (age 374.800s)
hex dump (first 32 bytes):
00 00 00 00 00 00 00 00 e0 19 8b 83 ff ff ff ff ................
00 00 00 00 00 00 00 00 18 24 30 6c 81 88 ff ff .........$0l....
backtrace:
[<00000000bcb7f3b1>] kmalloc_trace+0x27/0x110
[<000000008cdbc98d>] __irq_domain_alloc_fwnode+0x51/0x2b0
[<00000000c57acf9d>] msi_create_device_irq_domain+0x283/0x670
[<000000009b567982>] __pci_enable_msix_range+0x49e/0xdb0
[<0000000077cc1445>] pci_alloc_irq_vectors_affinity+0x11f/0x1c0
[<00000000532e9ef5>] mlx5_irq_table_create+0x24c/0x940 [mlx5_core]
[<00000000fabd2b80>] mlx5_load+0x1fa/0x680 [mlx5_core]
[<000000006bb22ae4>] mlx5_init_one+0x485/0x670 [mlx5_core]
[<00000000eaa5e1ad>] probe_one+0x4c2/0x720 [mlx5_core]
[<00000000df8efb43>] local_pci_probe+0xd6/0x170
[<0000000085cb9924>] pci_device_probe+0x231/0x6e0
[<000000002671d86e>] really_probe+0x1cf/0xaa0
[<000000002aeba218>] __driver_probe_device+0x18f/0x470
[<000000000d688957>] device_driver_attach+0xae/0x1b0
[<00000000003e203b>] bind_store+0x150/0x1f0
[<000000003b2d7ae5>] kernfs_fop_write_iter+0x348/0x520
unreferenced object 0xffff88812cfd9180 (size 32):
comm "test-ovn-2-swit", pid 10619, jiffies 4294958796 (age 374.800s)
hex dump (first 32 bytes):
50 43 49 2d 4d 53 49 58 2d 30 30 30 30 3a 30 38 PCI-MSIX-0000:08
3a 30 30 2e 33 00 ff ff 73 00 00 00 00 00 00 00 :00.3...s.......
backtrace:
[<00000000bef783eb>] __kmalloc_node_track_caller+0x4c/0x1b0
[<00000000f16b54a8>] kvasprintf+0xb0/0x130
[<0000000078634624>] kasprintf+0xa6/0xd0
[<00000000f17eea1c>] __irq_domain_alloc_fwnode+0x1ce/0x2b0
[<00000000c57acf9d>] msi_create_device_irq_domain+0x283/0x670
[<000000009b567982>] __pci_enable_msix_range+0x49e/0xdb0
[<0000000077cc1445>] pci_alloc_irq_vectors_affinity+0x11f/0x1c0
[<00000000532e9ef5>] mlx5_irq_table_create+0x24c/0x940 [mlx5_core]
[<00000000fabd2b80>] mlx5_load+0x1fa/0x680 [mlx5_core]
[<000000006bb22ae4>] mlx5_init_one+0x485/0x670 [mlx5_core]
[<00000000eaa5e1ad>] probe_one+0x4c2/0x720 [mlx5_core]
[<00000000df8efb43>] local_pci_probe+0xd6/0x170
[<0000000085cb9924>] pci_device_probe+0x231/0x6e0
[<000000002671d86e>] really_probe+0x1cf/0xaa0
[<000000002aeba218>] __driver_probe_device+0x18f/0x470
[<000000000d688957>] device_driver_attach+0xae/0x1b0

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